20 Mountain
2 Collateral Damage
4 Dragon Fodder
4 Goblin Rabblemaster
4 Hordeling Outburst
4 Impact Tremors
4 Lightning Bolt
4 Monastery Swiftspear
2 Purphoros, God of the Forge
4 Rift Bolt
4 Stoke the Flames
4 Young Pyromancer
Sideboard:
3 Relic of Progenitus
2 Roast
2 Searing Blood
4 Skullcrack
3 Smash to Smithereens